[Weather] dual drains -- was Re: conversion help

[Mark J]

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In message <4562EE30.5CED.00F1.0 at avtcorp.com>
          "David Fullmer" <FULLMER at avtcorp.com> wrote:

Interesting...

Yes, saw the reference in the side thread, and followed it up. Lots of
reasons given why it isn't too practical, but...

I have a largish area of polycarbonate conservatory roof, and that's
more sensitive to light rain than sticking your head outside, and is
deafening in a downpour. I had quite seriously thought of adding a
transducer to its underside to see if there was any corrolation in
the sound volume (c/f energy of raindrops). Unfortunately it clicks
when the sun comes up, and pigeons are fond of walking across it...

>I don't remember where I found it on the internet, but has anyone
>else seen a piezo-transducer based rain gauge.  It was kind of a
>slick design - no moving parts (in the classic sense).  It had a
>flat, horizontal, circular, stainless steel surface with a lip that
>curved down to protect the sensing element(s) directly below on the
[snip]
-- 
E.Mark Jolliffe
www.poppy-land.co.uk